21885135

素因数分解:

$3^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1429}}^1$

素因数の和:2458

約数の個数: 16

約数和(自身を含む): 35075040

約数和(自身を除く): 13189905

約数列:

[1, 3, 5, 15, 1021, 1429, 3063, 4287, 5105, 7145, 15315, 21435, 1459009, 4377027, 7295045, 21885135]

約数ペア:

[(1, 21885135), (3, 7295045), (5, 4377027), (15, 1459009), (1021, 21435), (1429, 15315), (3063, 7145), (4287, 5105)]